Oscillating axle for vehicles



Feb. 13, 1934. J, SHUNK OSCILLATING AXLE FOR VEHICLES Filed April 9, 1931 Jaim 4.67114 75 atboamg Ti... wlwm ground, the oscillation of the front axle allows ends of the axle bars imparts a corresponding lating axle. consequently the spindle bracket will always be Referring to the drawing for a more complete in Vertical po it ondiselos r f th i v ntio A clamp 25 fitting over the top and end of Fig 1 is plan View, the axle bars serves to hold them from spread- .20 Fig 2 is a front elevation, ing in the event of a side twist, the said clamp 35 of the head is through the medium of the bolt brackets ng p v wi h n lon ted ex- 90 -TATFES PATENT OSCILLATING AXLE FOR VEHICLES John Q. Shunk, Bucyrus, Ohio Application April 9, 1931. Serial No. 528,943

1 7 Claims. (01. 280-111) My invention relates to an oscillating axle for holds the parts in assembled relationship. Hardmotor vehicles. ened bushings 32 and 33 are interposed between One of the objects is to provide a front axle the moving parts. A lubricating channel 34 that in addition to supporting the front of the is drilled in the radius rod and is provided 5 vehicle and performing all the ordinary funcwith a pressure lubricating fitting 35.

tions of steering, is free to oscillate within limits By this construction, the spindle bracket rofixed by the carrying head on support, the tates about the fixed pivot 21 between the axle wheels remaining vertical at all times. In bars 16 without any perceptible side movement carrying heavy loads over rough and broken or play. Any up or down movement or" the the front wheels to follow the contour without movement to the equalizing bar and since the transmitting such movement to the chassis, the pivotal connections of the respective bars to chassis and body moving a-lon' on an even plane the sp e brackets are Equally p y t no appreciable i k, as as th as will remain in vertical alinement irrespective with vehicles not provided with a freely oscilf h angle of the axle to the horizontal and 70 i 3 i ti on th li 3 3 of Fi 2, also serving as an axle stop when it contacts Fig, 4 is ti on th l 4 4 cf i 2, with the main frame 10. The steering knuckle and 26 mounted on the pivot 27, the steering knuckle Fig. 5 is a section on the line 5-5 of Fig. 2. arm 28, tie rod 29 a d d a in 30 are all The axike 11 is supported from and between conventional design and their respective funcso the main frames 10 of the vehicle, by the yoke 1510115 are c mon to all motor vehicles. 12 which also may serve as the mounting and I Claim; carrier for the front end of the power unit. An oscillating axle o v c e co p sin To the underside of the yoke, the carrying head Spaced fiat, Wide front d r x b s. an or upport 13 is secured by b lt 14, passing equalizing bar between them, the axle bars bethr n th apertures 15 i th h d, ing on opposite sides of the equalizing bar, wheel The axle 11- comprises front and rear axle brackets, the said bars being pivoted at their bars 16 and an equalizing b r 17, h l ends to the wheel brackets and intermediate bars are pivoted between the depending arms their ends to the vehicle frame, the Said wheel 18 and the equalizing bar is pivoted to th id tension that fits between the said axle bars to ne d, by means of th b 1t 19, Th 1 b transmit the impact on the wheels of the vehicle are provided with a circular slot 20, the radius to t d a e a sof the circle having as its center the bolt 18, An Oscillating a Vehicles, mp i ng the dimensions of the said slot being such that Spaced fr n n r x bars, n q zin 5 the equalizing bolt 19 will pass through it h tw t m, t axle a s being on pfreely. From the above construction, it will be p fi Sides o t e equa iz ng bar, wheel brackclear that the axle bars 16 and equalizing bar ets, the Said bars being pivoted at their ends to 17 are free to oscillate on their respective fixed e Wheel bracke s and intermediate their ends pivots 1g and 19. The pivot points may be to the vehicle frame, a radius rod for the ve- 1m) provided with proper wear resisting bushings hicle the pivot of the wheel bracket carried by and are properly lubricated. the axle bar being formed by an extension of At each end of the axle bars 16 is a hole the radius rod. through which passes the front ends 21 of the 3. An oscillating axle Vehicles Comprising 0 radius rods 21. On these ends 20 are rotatably spac d f ont a d r a a bars. a q a n mounted the spindle brackets 22, which are bar between them wheel brackets, the said bars pivotally connected at 23 to the outer ends of being pivoted at their ends to the wheel brackthe equalizing bar, and slotted at 24, so as to ets and intermediate their ends to the vehicle receive the equalizing bar. frame and a clamp fitting over the end of the A nut 31 engaging each end of the radius rod axle bars to hold them from spreading.

4. An oscillating axle for vehicles comprising an axle bar, wheel brackets pivoted thereto, a radius rod for the vehicle the pivot for the wheel bracket being formed by an extension of the said radius rod of the vehicle.

5. An oscillating axle for vehicles comprising spaced front and rear axle bars, an equalizing bar between them, the axle bars being on opposite sides of the equalizing bar, wheel brackets pivoted to the axle bar and provided with a forked elongated extension that fits between the said axle bars to transmit the impact on the wheels of the vehicle to the said axle bars, the equalizing bar being pivoted at its ends between the said forked extension, the said equalizing and axle bars being pivoted intermediate their ends to the vehicle frame.

6. An oscillating axle for vehicles comprising spaced front and rear axle bars made of heavy their ends to the vehicle frame.

7. An oscillating axle for vehicles comprising spaced front and rear axle bars, an equalizing bar between them, wheel brackets pivoted to the axle bars, a radius rod for the vehicle, the pivot for the wheel brackets being formed by an extension of the said radius rod of the vehicle.

JOHN Q. SHUNK. 

